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<table width="100%" summary="page for Mandel"><tr><td>Mandel</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>Contrived Collinear Data</h2>

<h3>Description</h3>

<p>The <code>Mandel</code> data frame has 8 rows and 3 columns.
</p>


<h3>Usage</h3>

<pre>
Mandel
</pre>


<h3>Format</h3>

<p>This data frame contains the following columns:
</p>

<dl>
<dt>x1</dt><dd>
<p>first predictor.
</p>
</dd>
<dt>x2</dt><dd>
<p>second predictor.
</p>
</dd>
<dt>y</dt><dd>
<p>response.
</p>
</dd>
</dl>



<h3>Source</h3>

<p>Mandel, J. (1982)
Use of the singular value decomposition in regression analysis.
<em>The American Statistician</em> <b>36</b>, 15&ndash;24.
</p>


<h3>References</h3>

<p>Fox, J. (2008)
<em>Applied Regression Analysis and Generalized Linear Models</em>,
Second Edition. Sage.  
</p>


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